Komatsu PC01 – HYDRAULIC EXCAVATOR – Governor, oil level switch

a. Disassembly/reassembly

b. Inspection
– Oil level switch
Check continuity between the yellow and green switch leads with an ohmmeter.
1) Hold the switch in its normal position. The ohmmeter should read zero resistance.
2) Hold the switch upside down. The ohmmeter should read infinite (c) resistance.
3) Inspect the float by dipping the switch into a container of oil. The ohmmeter reading should go from
zero to infinity as the switch is lowered.

 

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